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Finding the Fourth Proportional to 606,609, 837,120.42 and 338,337

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Solution

The fourth proportional to 606,609, 837,120.42 and 338,337 is: 466,905.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,609 : 837,120.42 = 338,337 : x
  2. Step 2: Convert to fraction form
    606,609/837,120.42 = 338,337/x
  3. Step 3: Cross multiply
    606,609x = 837,120.42 × 338,337
  4. Step 4: Simplify right side
    606,609x = 283,228,811,541.54
  5. Step 5: Solve for x
    x = 283,228,811,541.54/606,609
  6. Step 6: Final answer
    x = 466,905.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.